TY  - BOOK
AU  - Allen ,Gwen
AU  - Denslow,Joan
AU  - Halliday,Tim
TI  - Flowerless plants
SN  - 019918027X
PY  - 1973///
CY  - London
PB  - Oxford University Press
KW  - Cryptogams
KW  - Juvenile literature
N1  - Bibl.: p.64. - Index
ER  -